Z-axis adjustment for i2 Prusa

Each mark indicates rising 0.1mm Z axis when turned clockwise and counterclockwise low as M3 metric nut has a pitch of around 0.5 mm, if we divide by 5, gives 0.1 mm . Recommended print with 0.25mm layer height. and cooling layer and sharpen the screw to vary the distance because sometimes not come totally flat

reguladorEjeZ_mini is to place it in pieces with thickness of 14.5mm. Sources are included to modify at will